Use spring ball to cross the room, or use bombs to kill the Zebbos so they stop respawning. One PB can be placed at the first plant on the ground to bomb across the farm while killing the Zebbos.

Entrance condition:

{
  "comeInWithGMode": {
    "mode": "any",
    "morphed": true
  }
}

Requires:

{
  "or": [
    "h_canArtificialMorphSpringBall",
    "h_canArtificialMorphBombs",
    {
      "and": [
        "h_canArtificialMorphBombHorizontally",
        "h_additionalBomb",
        "h_additionalBomb"
      ]
    }
  ]
}